The Key Traits of a Partner That Lead to Lasting Happiness in Love, According to Research
Discover the key traits that contribute to happiness in relationships, emphasizing intimacy and compatibility over superficial qualities, as outlined by researcher Aaron Ben-Zeev.

In the quest for love, many have long sought the ideal partner—someone who ticks all the boxes: attractive, intelligent, funny, experienced, and confident. However, a recent analysis by philosopher and researcher Aaron Ben-Zeev, published in Psychology Today, suggests that the secret to a fulfilling relationship may lie not in these traditional markers of excellence but in the depth of connection between partners.
Dissecting the Myth of the "Expert" Partner
Often, skills such as seduction, kissing, and sexual confidence are considered essential for a successful relationship. Yet, Ben-Zeev argues that sexual expertise does not guarantee happiness in a partnership. He categorizes partners into two distinct types: those who excel in techniques and those who cultivate genuine intimacy.
In the long run, it is the latter quality that proves to be most significant. While a relationship may be physically intense, it can still lack emotional depth. Conversely, a profound connection can enrich every interaction, making the relationship more vibrant and satisfying.

Intimacy: A Rarer Skill
Intimacy is not a skill that can be learned as a technique; it requires a mindset. It involves being vulnerable, actively listening, and co-creating meaning in the relationship. According to Ben-Zeev, this form of "relational expertise" is more challenging to maintain over time because it demands ongoing commitment. The ideal partner is one who:
- Takes an interest in your feelings, not just your actions.
- Adapts to your needs rather than relying on set formulas.
- Strives to understand you, even in uncomfortable moments.
The Importance of Compatibility Over Perfection
Another crucial insight from the analysis is that the perfect partner does not exist in a vacuum. As Ben-Zeev succinctly puts it, "the best partner is not the best in general, but the best for you." Compatibility takes precedence over objective qualities. Two exceptional individuals may not necessarily work well together, while an imperfect pair can foster a deeply rewarding relationship through mutual adjustment. The essence lies not in perfection but in bringing out the best in each other.
Balancing Intuition and Rationality
Research indicates that our romantic choices are not solely based on rational thought. A 2013 study from the University of Florida found that intuitive attitudes—often subconscious—are better predictors of marital satisfaction than deliberate evaluations. However, relying solely on intuition can mislead us, causing us to focus on superficial traits like appearance rather than deeper qualities. The solution lies in achieving a balance between immediate feelings and thoughtful consideration.
The Ideal Partner: A Lifelong Learner
Ultimately, the most accurate definition of an ideal partner may be someone who embraces the mindset of never fully knowing but always learning. This means understanding who you are, how you change, and what you need at any given moment—not just based on past experiences. As Ben-Zeev emphasizes, a vibrant relationship is one that evolves continually.



